Home / 51,456.93-77,136.12-16,373.76

Finding the Fourth Proportional to 51,456.93, 77,136.12 and 16,373.76

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Solution

The fourth proportional to 51,456.93, 77,136.12 and 16,373.76 is: 24,544.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,456.93 : 77,136.12 = 16,373.76 : x
  2. Step 2: Convert to fraction form
    51,456.93/77,136.12 = 16,373.76/x
  3. Step 3: Cross multiply
    51,456.93x = 77,136.12 × 16,373.76
  4. Step 4: Simplify right side
    51,456.93x = 1,263,008,316.21
  5. Step 5: Solve for x
    x = 1,263,008,316.21/51,456.93
  6. Step 6: Final answer
    x = 24,544.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.